diff --git a/pcbnew.py b/pcbnew.py
index 3d366de..755cbe5 100644
--- a/pcbnew.py
+++ b/pcbnew.py
@@ -15,5 +15,9 @@ def FromMM(val):
 def ToMM(val):
     return 0
 
+class ZONE_FILLER(object):
+    def __init__():
+        pass
+
 F_Cu = B_Cu = F_Adhes = B_Adhes = F_Paste = B_Paste = F_SilkS = B_SilkS = F_Mask = B_Mask = Dwgs_User = 0
 Cmts_User = Eco1_User = Eco2_User = Edge_Cuts = Margin = F_CrtYd = B_CrtYd = F_Fab = B_Fab = 0